BIS3_ch13_test - Chapter testChapter 13 Light energy: What...

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Chapter test—Chapter 13 Light energy: What is light energy? This test is a mixture of multiple choice questions and short answer questions. For the  multiple choice questions, please circle the correct answer. For the short answer  questions, please write on the lines provided. Each of the multiple choice questions is  worth one mark. The short answer questions have their marks allocated next to the  question. 1 Some types of frosted glass prevent us seeing through them clearly. This type of glass is: a translucent b opaque c transparent d reflective 2 Glass has a higher refractive index than air. Light passing from glass into air will: a speed up and bend towards the normal. b slow down and bend towards the normal. c slow down and bend away from the normal. d speed up and bend away from the normal. 3 Swimming pools and the ocean look shallower than they really are due to: a reflection b refraction c total internal reflection d dispersion 4 If the angle of incidence is increased so that light refracts along the interface of the two mediums, it is called the: a perfect angle b normal angle c refracted angle d critical angle Oxford Big Ideas Science 3 ISBN 978 0 19 556453 2 © Oxford University Press Australia
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5 The image produced by a convex lens when the object is inside the focal length is: a larger and upside down b smaller and upright c larger and upright d smaller and upside down 6 The correct sequence of the path light takes through the eye is: a cornea, pupil, lens, retina b pupil, iris, lens, retina c pupil, lens, retina, fovea d cornea, iris, pupil, retina, lens 7 The part of the eye that contains specialised cells that convert the light signal into an electrical signal is the: a iris b lens c retina d optic nerve 8 The process where the lens in the eye can change shape and allow us to focus on near and far objects is known as: a the near point
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This note was uploaded on 11/18/2010 for the course CPHY 101 taught by Professor Jay during the Fall '10 term at University of Massachusetts Boston.

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BIS3_ch13_test - Chapter testChapter 13 Light energy: What...

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